IAA RAS IAA Minor Planet Database

2018 KE3

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5058963256 ± 2.09e-08
Semi-major axis (a)2.4796358558 AU ± 2.02e-08
Inclination (i)10.22102459° ± 3.03e-06
Long. of Asc. Node (Ω)321.06154713° ± 7.20e-06
Arg. of Perihelion (ω)3.48493179° ± 1.48e-05
Mean Anomaly (M)309.90169707° ± 1.09e-05
Mean Motion (n)0.2524238664°/day ± 3.09e-09
Perihelion dist (q)1.22519719 AU ± 5.28e-08
Aphelion dist (Q)3.73407452 AU ± 6.01e-08
Orbital Period3.90464775 yr ± 4.77e-08
Physical Parameters
H (abs. magnitude)19.38
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.437″
Uncertainty0
Orbit TypeAmor
MOID0.210936 AU
Observations Used810
Oppositions6
Arc Total2014-2022
First Observation Used2014-06-24
Last Observation Used2022-12-01
Observations (1207)
Date Type RA Dec Mag Band Observatory
2018-08-01 09:14:43 S 21 56 22.546 -21 59 57.12 – V C57
2018-08-01 09:14:43 s 1 -118739.50 2 +371601.32 8360.0 – C57
2018-08-01 09:44:42 S 21 56 24.235 -21 58 46.06 – V C57
2018-08-01 09:44:42 s 1 -119706.91 7 +371287.26 7160.0 – C57
2018-08-01 10:14:42 S 21 56 25.776 -21 57 30.06 – V C57
2018-08-01 10:14:42 s 1 -120671.86 0 +370965.15 4710.0 – C57
2018-08-01 10:44:43 S 21 56 27.271 -21 56 22.24 – V C57
2018-08-01 10:44:43 s 1 -121634.31 0 +370634.98 860.0 – C57
2018-08-01 11:12:20 C 21 58 18.90 -22 07 05.9 – U T08
2018-08-01 11:14:42 S 21 56 28.925 -21 55 09.91 – V C57
2018-08-01 11:14:42 s 1 -122594.24 6 +370296.77 5470.0 – C57
2018-08-01 11:15:38 C 21 58 19.01 -22 06 58.7 – U T08
2018-08-01 11:29:42 C 21 58 19.41 -22 06 27.4 – U T08
2018-08-01 11:44:42 S 21 56 30.305 -21 53 57.70 – V C57
2018-08-01 11:44:42 s 1 -123551.64 6 +369950.52 8390.0 – C57
2018-08-01 11:54:13 C 21 58 20.09 -22 05 32.5 – U T08
2018-08-01 12:14:43 S 21 56 32.078 -21 52 45.19 – V C57
2018-08-01 12:14:43 s 1 -124506.48 9 +369596.24 9480.0 – C57
2018-08-01 12:44:42 S 21 56 33.415 -21 51 36.04 – V C57
2018-08-01 12:44:42 s 1 -125458.75 4 +369233.93 8610.0 – C57
2018-08-01 13:14:42 S 21 56 34.766 -21 50 24.94 – V C57
2018-08-01 13:14:42 s 1 -126408.41 9 +368863.61 5620.0 – C57
2018-08-01 13:44:43 S 21 56 36.288 -21 49 14.34 – V C57
2018-08-01 13:44:43 s 1 -127355.46 3 +368485.27 380.0 – C57
2018-08-01 14:14:42 S 21 56 37.920 -21 48 05.80 – V C57
2018-08-01 14:14:42 s 1 -128299.86 4 +368098.93 2750.0 – C57
2018-08-01 14:44:43 S 21 56 39.600 -21 46 47.10 – V C57
2018-08-01 14:44:43 s 1 -129241.60 1 +367704.58 2570.0 – C57
2018-08-01 15:14:43 S 21 56 40.726 -21 45 40.28 – V C57
2018-08-01 15:14:43 s 1 -130180.65 2 +367302.24 9710.0 – C57
2018-08-01 15:44:42 S 21 56 42.492 -21 44 28.18 – V C57
2018-08-01 15:44:42 s 1 -131116.99 5 +366891.91 4020.0 – C57
2018-08-01 16:14:43 S 21 56 44.095 -21 43 15.56 – V C57
2018-08-01 16:14:43 s 1 -132050.60 9 +366473.59 5360.0 – C57
2018-08-01 16:44:43 S 21 56 45.466 -21 42 04.90 – V C57
2018-08-01 16:44:43 s 1 -132981.47 2 +366047.29 3590.0 – C57
2018-08-01 17:14:42 S 21 56 47.042 -21 40 53.54 – V C57
2018-08-01 17:14:42 s 1 -133909.56 2 +365613.02 8560.0 – C57
2018-08-01 17:44:43 S 21 56 48.504 -21 39 42.44 – V C57
2018-08-01 17:44:43 s 1 -134834.85 6 +365170.77 130.0 – C57
2018-08-01 20:14:42 S 21 56 56.088 -21 33 47.84 – V C57
2018-08-01 20:14:42 s 1 -139418.62 7 +362840.17 1940.0 – C57
2018-08-01 20:44:43 S 21 56 57.864 -21 32 31.60 – V C57
2018-08-01 20:44:43 s 1 -140326.68 5 +362350.20 70.0 – C57
2018-08-01 21:14:43 S 21 56 59.268 -21 31 20.82 – V C57
2018-08-01 21:14:43 s 1 -141231.79 2 +361852.30 3800.0 – C57
2018-08-01 21:44:43 S 21 57 00.857 -21 30 08.03 – V C57
2018-08-01 21:44:43 s 1 -142133.92 6 +361346.47 2970.0 – C57
2018-08-01 22:14:43 S 21 57 02.640 -21 28 45.91 – V C57
2018-08-01 22:14:43 s 1 -143033.06 3 +360832.70 7430.0 – C57